Results 71 to 80 of about 3,565 (205)

MIXED INFECTIONS IN POND FISH OF KABARDINO-BALKARIAN REPUBLIC

open access: yesРоссийский паразитологический журнал, 2016
The spread and age dynamics of mixed infections in 6 types of fish caused by Trichodina spp., Trichodinella spp. and other parasites are studied. The method of complete parasitological autopsy of fish was applied.
M. H. Kasanchev   +3 more
doaj  

Isolation, identification and prevalence of parasites on Oreochromis niloticus from three selected river systems [PDF]

open access: yes, 2010
The prevailence of protozoan and helminthic parasite species occurring on and in the internal organs of Oreochromis niloticus were studied. Twenty samples of a mixture of adult and juvenile individuals of Oreochromis niloticus were randomly obtained from
Ashade, O.O.   +2 more
core  

Ecology and seasonal variation of parasites in wild Aequidens tetramerus, a Cichlidae from the Amazon. [PDF]

open access: yes, 2019
This study is the first investigation on seasonal dynamics of parasites component community of the Aequidens tetramerus from an Amazon River tributary, in Northern Brazil.
GONÇALVES, R. A.   +3 more
core   +1 more source

Distribution and Risk Factors Associated With Tilapia Parvovirus (TiPV) Presence in Red Hybrid Tilapia (Oreochromis spp.) Farms in Thailand

open access: yesTransboundary and Emerging Diseases, Volume 2025, Issue 1, 2025.
Emerging viral diseases, such as tilapia parvovirus (TiPV), are having a significant economic impact on global tilapia aquaculture. TiPV is responsible for the mass mortality of Nile tilapia (Oreochromis niloticus) and red hybrid tilapia (Oreochromis spp.) in China, India and Thailand.
Benya Chatkaewchai   +8 more
wiley   +1 more source

Ectoparasites of Nile tilapia (Oreochromis niloticus) in cage farming in a hydroelectric reservoir in Brazil

open access: yesRevista Brasileira de Parasitologia Veterinária
For this study, we performed a parasitological analysis of cage-cultured Nile tilapia (Oreochromis niloticus) from the Água Vermelha Reservoir, Southeastern Brazil, and verified relationships with limnological data, seasonality, and fish growth phase ...
Aline Cristina Zago   +5 more
doaj   +1 more source

Parasites of Nile Tilapia larvae Oreochromis niloticus (Pisces: Cichlidae) in concrete ponds in Guanacaste, Northern Costa Rica

open access: yesCuadernos de investigación UNED, 2017
Tilapia is the second most important cultured species in the world fish culture but it can be affected by parasites. We conducted a cross-sectional parasitic study in tilapia larvae during sexual reversion for two seasons in Costa Rica.
Donald Arguedas C.   +3 more
doaj   +1 more source

车轮虫分类与系统发育研究进展 [PDF]

open access: yes, 2007
车轮虫属一大类寄生性纤毛虫原生动物,可不同程度地给宿主造成危害,故对其研究既具有理论意义,又具有经济价值。文中简单回顾了车轮虫的分类研究和系统发育研究的历史。在分类学研究领域方面,全面介绍了目前车轮虫科已发现属的寄生部位和地理分布等;而系统发育研究领域方面,则介绍了车轮虫研究在萌芽期、探索期和发展期这三个时期的进展,包括形态学和分子生物学两方面的研究内容 ...
余育和, 龚迎春
core  

PENGARUH KONSENTRASI EKSTRAK TANIN AVICENNIA MARINA TERHADAP PENGENDALIAN EKTOPARASIT PADA IKAN NILA (OREOCHROMIS NILOTICUS) [PDF]

open access: yes, 2014
Penelitian ini bertujuan untuk mengetahui pengaruh ekstrak tanin daun api-api(Avicennia marina) terhadap ektoparasit protozoa yang menyerang ikan nila(Oreochromis niloticus). Penelitian dilakukan pada bulan Juni sampai Juli 2014 diLaboratorium BBAP Ujung
AULIA RAHMAD
core  

A Review of Studies on the Breeding, Reproduction and Fry Rearing of Largemouth Bass (Micropterus nigricans) in China

open access: yesAquaculture, Fish and Fisheries, Volume 4, Issue 6, December 2024.
The technological advancements in the introduction, breeding, reproduction and fry rearing of largemouth bass in China over the last four decades were comprehensively reviewed. Three early breeding and out‐of‐season breeding modes which have been successfully developed in China were analysed ABSTRACT Many countries and regions around the world have ...
Shoubing Wang   +4 more
wiley   +1 more source

Hematologia de teleósteos brasileiros com infecção parasitária. I. Variáveis do Leporinus macrocephalus Garavelo e Britski, 1988 (Anostomidae) e Piaractus mesopotamicus Holmberg, 1887 (Characidae)

open access: yesActa Scientiarum: Biological Sciences, 2008
Espécimes de Leporinus macrocephalus (piauçu) e de Piaractus mesopotamicus (pacu) foram colhidos em piscicultura do município de Franca (SP) para avaliação dos efeitos da infecção parasitária sobre a taxa de hemoglobina e de hematócrito, a concentração ...
Marcos Tavares-Dias   +5 more
doaj   +1 more source

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